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Finding the Fourth Proportional to 365,089.65, 503,823.71 and 203,944.70

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Solution

The fourth proportional to 365,089.65, 503,823.71 and 203,944.70 is: 281,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,089.65 : 503,823.71 = 203,944.70 : x
  2. Step 2: Convert to fraction form
    365,089.65/503,823.71 = 203,944.70/x
  3. Step 3: Cross multiply
    365,089.65x = 503,823.71 × 203,944.70
  4. Step 4: Simplify right side
    365,089.65x = 102,752,171,850.00
  5. Step 5: Solve for x
    x = 102,752,171,850.00/365,089.65
  6. Step 6: Final answer
    x = 281,443.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.